The MS620 series prints up to 50 pages per minute & features superior print quality, enhanced security & built-in durability. Maximize printing performance with a 1 GHz dual-core processor & up to 1 GB of memory, while monitoring & interacting via a 2.4" color LCD or tablet-like 4.3" touch screen with e-Task. A compact footprint helps it fit in your space & its durable frame is designed for longevity. Finally, innovative font outlining technology makes even the smallest grey text crisp & clear. Maximum Print Speed (Black): 50 ppm; Print Resolution (Black) (Width x Height): 1200 x 1200 dpi; B&W or Color Output: B&W; Printer Type: Laser.